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TABLE 14 GROUNDWATER ANALYTICAL RESULTS-OXYGENATES Valley Pacific Petroleum Services Lodi, CA ' Page 4 of 18 Pages (in parts per billion) Well Date TBA MTBE DIPE ETBE I TAME 1,2-DCA EDBHVOCs MW4 04/10/02 (cont.) 07/02/02 Sampled Semi-Annually(2nd and 4th Quarters) ' 10/17/02 -- I - -- 01/07/03 Sampled Semi-Annually(2nd and 4th Quarters) 04/03/03 ' 07/08/03 Sampled Semi-Annually(2nd and 4th Quarters) 10/14/03 Not Sampled-Dry-Insufficient water to sample 01/07/04 Sampled Semi-Annually(2nd and 4th Quarters) ' 04/13/04 - - 07/07/04 Sampled Semi-Annually(2nd and 4th Quarters) ' 10/06/04 30 <0.5 <0.5 1 <0.5 1 <0.5 1 <0.5 <0.5 02/25/05 Sampled Semi-Annually(2nd and 4th Quarters) 08/25/05 26 0.8 <0.5 <0.5 <0.5 <0.5 <0.5 -- ' 10/26/05 <5.0 <0.5 <0.5 <0.5 <0.5 01/05/06 Sampled Semi-Annually(2nd and 4th Quarters) 04/21/06 <5.0 <0.5 <0.5 1 <0.5 1 <0.5 1 <0.5 <0.5 -- ' 07/20/06 Sampled Semi-Annually(2nd and 4th Quarters) 01/05/07 <5.0 <0.5 <0.5 1 <0.5 1 <0.5 <0.5 <0.5 04/05/07 <5.0 5.1 <0.5 1 <0.5 1 <0.5 1 <0.5 <0.5 - ' 07/11/07 Sampled Semi-Annually(2nd and 4th Quarters) 10/31/07 <5.0 0.8 <0.5 1 <0.5 1 <0.5 1 <0.5 <0.5 ' 01/15/08 Sampled Semi-Annually(2nd and 4th Quarters) 04/10/08 <5.0 <0.5 <0.5 <0.5 1 <0.5 <0.5 <0.5 07/03/08 Sampled Semi-Annually(2nd and 4th Quarters) ' 10/28/08 <5.0 1.3 <0.5 1 <0.5 1 <0.5 1 <0.5 <0.5 01/13/09 Sampled Semi-Annually(2nd and 4th Quarters) 04/07/09 <5.0 <0.5 <0.5 1 <0.5 1 <0.5 1 <0.5 <0.5 ' 07/09/09 Sampled Semi-Annually(2nd and 4th Quarters) 10/20/09 <5.0 1.0 <0.5 1 <0.5 1 <0.5 <0.5 1 <0.5 03/01/10 Sampled Semi-Annually(2nd and 4th Quarters) ' 06/09/10 <5.0 0.60 <0.5 1 <0.5 1 <0.5 1 -- -- -- 09/08/10 Sampled Semi-Annually(2nd and 4th Quarters) 12/09/10 70 <0.5 <0.5 1 <0.5 1 <0.5 1 -- I -- 03/08/11 Sampled Semi-Annually(2nd and 4th Quarters) 06/08/11 <5.0 27 <0.5 1 <0.5 1 <0.5 ' 09/06/11 Sampled Semi-Annually(2nd and 4th Quarters) 12/06/11 <5.0 0.90 70.5 <0.5 <0.5 03/06/12 Sampled Semi-Annually(2nd and 4th Quarters) ' 06/06/12 <5.0 7.6 <0.5 <0.5 <0.5 09/10/12 Sampled Semi-Annually(2nd and 4th Quarters)